diff options
| -rwxr-xr-x | source4/script/installmisc.sh | 2 | ||||
| -rwxr-xr-x | source4/setup/pwsettings | 202 |
2 files changed, 203 insertions, 1 deletions
diff --git a/source4/script/installmisc.sh b/source4/script/installmisc.sh index 257fae8dee..f8fddadfa4 100755 --- a/source4/script/installmisc.sh +++ b/source4/script/installmisc.sh @@ -10,7 +10,7 @@ echo "Installing setup templates" mkdir -p $SETUPDIR || exit 1 mkdir -p $SETUPDIR/ad-schema || exit 1 cp setup/ad-schema/*.txt $SETUPDIR/ad-schema || exit 1 -for p in enableaccount newuser provision provision-backend setexpiry setpassword +for p in enableaccount newuser provision provision-backend setexpiry setpassword pwsettings do chmod a+x setup/$p cp setup/$p $SETUPDIR || exit 1 diff --git a/source4/setup/pwsettings b/source4/setup/pwsettings new file mode 100755 index 0000000000..8a4489b287 --- /dev/null +++ b/source4/setup/pwsettings @@ -0,0 +1,202 @@ +#!/usr/bin/python +# +# Sets password settings (Password complexity, history length, +# minimum password length, the minimum and maximum password age) on a +# Samba4 server +# +# Copyright Jelmer Vernooij 2008 +# Copyright Matthias Dieter Wallnoefer 2009 +# Released under the GNU GPL version 3 or later +# +import os, sys + +sys.path.insert(0, os.path.join(os.path.dirname(sys.argv[0]), "../bin/python")) + +import samba.getopt as options +import optparse +import pwd +import ldb + +from samba.auth import system_session +from samba.samdb import SamDB +from samba.dcerpc.samr import DOMAIN_PASSWORD_COMPLEX + +parser = optparse.OptionParser("pwsettings (show | set <options>)") +sambaopts = options.SambaOptions(parser) +parser.add_option_group(sambaopts) +parser.add_option_group(options.VersionOptions(parser)) +credopts = options.CredentialsOptions(parser) +parser.add_option_group(credopts) +parser.add_option("-H", help="LDB URL for database or target server", type=str) +parser.add_option("--complexity", + help="The password complexity (on | off). Default is 'on'", type=str) +parser.add_option("--history-length", + help="The password history length (<integer> | default)", type=str) +parser.add_option("--min-pwd-length", + help="The minimum password length (<integer> | default)", type=str) +parser.add_option("--min-pwd-age", + help="The minimum password age (<integer in days> | default)", type=str) +parser.add_option("--max-pwd-age", + help="The maximum password age (<integer in days> | default)", type=str) + +opts, args = parser.parse_args() + +# +# print a message if quiet is not set +# +def message(text): + if not opts.quiet: + print text + +if len(args) == 0: + parser.print_usage() + sys.exit(1) + +lp = sambaopts.get_loadparm() + +creds = credopts.get_credentials(lp) + +if opts.H is not None: + url = opts.H +else: + url = lp.get("sam database") + +samdb = SamDB(url=url, session_info=system_session(), + credentials=creds, lp=lp) + +res = samdb.search("", scope=ldb.SCOPE_BASE, + expression="(defaultNamingContext=*)", + attrs=["defaultNamingContext"]) +assert(len(res) == 1 and res[0]["defaultNamingContext"] is not None) +domain_dn = res[0]["defaultNamingContext"][0] + +res = samdb.search(domain_dn, scope=ldb.SCOPE_BASE, attrs=["pwdProperties", + "pwdHistoryLength", "minPwdLength", "minPwdAge", "maxPwdAge"]) +assert(len(res) == 1) +try: + pwd_props = int(res[0]["pwdProperties"][0]) + pwd_hist_len = int(res[0]["pwdHistoryLength"][0]) + min_pwd_len = int(res[0]["minPwdLength"][0]) + min_pwd_age = int(res[0]["minPwdAge"][0]) + max_pwd_age = int(res[0]["maxPwdAge"][0]) +except: + if args[0] == "show": + print "ERROR: Password informations missing in your AD domain object!" + print "So no settings can be displayed!" + sys.exit(1) + else: + if pwd_props is None: + pwd_props = 0 + print "WARNING: Assuming previous password properties 0 (used for password complexity setting)" + +if args[0] == "show": + print "Password informations for domain '" + domain_dn + "'" + print "" + if pwd_props & DOMAIN_PASSWORD_COMPLEX != 0: + print "Password complexity: on" + else: + print "Password complexity: off" + print "Password history length: " + str(pwd_hist_len) + print "Minimum password length: " + str(min_pwd_len) + print "Minimum password age: " + str(min_pwd_age) + print "Maximum password age: " + str(max_pwd_age) + +elif args[0] == "set": + if opts.complexity is not None: + if opts.complexity == "on": + pwd_props = pwd_props | DOMAIN_PASSWORD_COMPLEX + + m = ldb.Message() + m.dn = ldb.Dn(samdb, domain_dn) + m["pwdProperties"] = ldb.MessageElement([], + ldb.CHANGETYPE_DELETE, "pwdProperties") + samdb.modify(m) + m["pwdProperties"] = ldb.MessageElement(str(pwd_props), + ldb.CHANGETYPE_ADD, "pwdProperties") + samdb.modify(m) + print "Password complexity activated!" + elif opts.complexity == "off": + pwd_props = pwd_props & (~DOMAIN_PASSWORD_COMPLEX) + + m = ldb.Message() + m.dn = ldb.Dn(samdb, domain_dn) + m["pwdProperties"] = ldb.MessageElement([], + ldb.CHANGETYPE_DELETE, "pwdProperties") + samdb.modify(m) + m["pwdProperties"] = ldb.MessageElement(str(pwd_props), + ldb.CHANGETYPE_ADD, "pwdProperties") + samdb.modify(m) + print "Password complexity deactivated!" + else: + print "ERROR: Wrong argument '" + opts.complexity + "'!" + sys.exit(1) + + if opts.history_length is not None: + if opts.history_length == "default": + pwd_hist_len = 24 + else: + pwd_hist_len = int(opts.history_length) + + m = ldb.Message() + m.dn = ldb.Dn(samdb, domain_dn) + m["pwdHistoryLength"] = ldb.MessageElement([], + ldb.CHANGETYPE_DELETE, "pwdHistoryLength") + samdb.modify(m) + m["pwdHistoryLength"] = ldb.MessageElement(str(pwd_hist_len), + ldb.CHANGETYPE_ADD, "pwdHistoryLength") + samdb.modify(m) + print "Password history length changed!" + + if opts.min_pwd_length is not None: + if opts.min_pwd_length == "default": + min_pwd_len = 7 + else: + min_pwd_len = int(opts.min_pwd_length) + + m = ldb.Message() + m.dn = ldb.Dn(samdb, domain_dn) + m["minPwdLength"] = ldb.MessageElement([], + ldb.CHANGETYPE_DELETE, "minPwdLength") + samdb.modify(m) + m["minPwdLength"] = ldb.MessageElement(str(min_pwd_len), + ldb.CHANGETYPE_ADD, "minPwdLength") + samdb.modify(m) + print "Minimum password length changed!" + + if opts.min_pwd_age is not None: + if opts.min_pwd_age == "default": + min_pwd_age = 0 + else: + min_pwd_age = int(opts.min_pwd_age) + + m = ldb.Message() + m.dn = ldb.Dn(samdb, domain_dn) + m["minPwdAge"] = ldb.MessageElement([], + ldb.CHANGETYPE_DELETE, "minPwdAge") + samdb.modify(m) + m["minPwdAge"] = ldb.MessageElement(str(min_pwd_age), + ldb.CHANGETYPE_ADD, "minPwdAge") + samdb.modify(m) + print "Minimum password age changed!" + + if opts.max_pwd_age is not None: + if opts.max_pwd_age == "default": + max_pwd_age = -37108517437440 + else: + max_pwd_age = int(opts.max_pwd_age) + + m = ldb.Message() + m.dn = ldb.Dn(samdb, domain_dn) + m["maxPwdAge"] = ldb.MessageElement([], + ldb.CHANGETYPE_DELETE, "maxPwdAge") + samdb.modify(m) + m["maxPwdAge"] = ldb.MessageElement(str(max_pwd_age), + ldb.CHANGETYPE_ADD, "maxPwdAge") + samdb.modify(m) + print "Maximum password age changed!" + + print "All changes applied successfully!" + +else: + print "ERROR: Wrong argument '" + args[0] + "'!" + sys.exit(1) |